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A and B can complete a task in 25 days. ...

A and B can complete a task in 25 days. B alone can complete `33 1/3`% of the same task in 15 days. In how many days can A alone complete `4/15`th of the same task? /
A और B किसी कार्य को 25 दिनों में पूरा कर सकते हैं | B इसी कार्य का `33 1/3`% भाग अकेले 15 दिनों में पूरा कर सकता है। A इस कार्य का `4/15`th भाग कितने दिनों में पूरा करेगा ?

A

15

B

10

C

18

D

12

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